Science works on the frontier between knowledge and ignorance. We're not afraid to admit what we don't know—there's no shame in that. The only shame is to pretend that we have all the answers.


Cosmos: A Spacetime Odyssey (2014), episode 2


Science works on the frontier between knowledge and ignorance. We're not afraid to admit what we don't know—there's no shame in that. The only...

Science works on the frontier between knowledge and ignorance. We're not afraid to admit what we don't know—there's no shame in that. The only...

Science works on the frontier between knowledge and ignorance. We're not afraid to admit what we don't know—there's no shame in that. The only...

Science works on the frontier between knowledge and ignorance. We're not afraid to admit what we don't know—there's no shame in that. The only...